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Message-ID: <202409140727.4pErU6oc-lkp@intel.com>
Date: Sat, 14 Sep 2024 07:49:14 +0800
From: kernel test robot <lkp@...el.com>
To: Wenliang <wenliang202407@....com>, linux@...ck-us.net
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev, jdelvare@...e.com,
linux-hwmon@...r.kernel.org, linux-kernel@...r.kernel.org,
Wenliang <wenliang202407@....com>
Subject: Re: [PATCH linux dev 6.11] hwmon:add new hwmon driver sq52205
Hi Wenliang,
kernel test robot noticed the following build errors:
[auto build test ERROR on linux/master]
url: https://github.com/intel-lab-lkp/linux/commits/Wenliang/hwmon-add-new-hwmon-driver-sq52205/20240912-002906
base: linux/master
patch link: https://lore.kernel.org/r/20240822074426.7241-1-wenliang202407%40163.com
patch subject: [PATCH linux dev 6.11] hwmon:add new hwmon driver sq52205
config: hexagon-allmodconfig (https://download.01.org/0day-ci/archive/20240914/202409140727.4pErU6oc-lkp@intel.com/config)
compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project bf684034844c660b778f0eba103582f582b710c9)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240914/202409140727.4pErU6oc-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202409140727.4pErU6oc-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/hwmon/sq52205.c:12:
In file included from include/linux/i2c.h:19:
In file included from include/linux/regulator/consumer.h:35:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:13:
In file included from include/linux/cgroup.h:25:
In file included from include/linux/kernel_stat.h:8:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/hexagon/include/asm/io.h:328:
include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
548 | val = __raw_readb(PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
561 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu'
37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
| ^
In file included from drivers/hwmon/sq52205.c:12:
In file included from include/linux/i2c.h:19:
In file included from include/linux/regulator/consumer.h:35:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:13:
In file included from include/linux/cgroup.h:25:
In file included from include/linux/kernel_stat.h:8:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/hexagon/include/asm/io.h:328:
include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
574 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu'
35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
| ^
In file included from drivers/hwmon/sq52205.c:12:
In file included from include/linux/i2c.h:19:
In file included from include/linux/regulator/consumer.h:35:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:13:
In file included from include/linux/cgroup.h:25:
In file included from include/linux/kernel_stat.h:8:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/hexagon/include/asm/io.h:328:
include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
585 | __raw_writeb(value, PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
595 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
605 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
In file included from drivers/hwmon/sq52205.c:12:
In file included from include/linux/i2c.h:19:
In file included from include/linux/regulator/consumer.h:35:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:21:
In file included from include/linux/mm.h:2232:
include/linux/vmstat.h:517:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
517 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
| ~~~~~~~~~~~ ^ ~~~
>> drivers/hwmon/sq52205.c:493:37: error: cannot assign to variable 'sq522xx_regmap_config' with const-qualified type 'const struct regmap_config'
493 | sq522xx_regmap_config.max_register = data->config->registers;
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^
drivers/hwmon/sq52205.c:67:35: note: variable 'sq522xx_regmap_config' declared const here
67 | static const struct regmap_config sq522xx_regmap_config = {
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
68 | .reg_bits = 8,
| ~~~~~~~~~~~~~~
69 | .val_bits = 16,
| ~~~~~~~~~~~~~~~
70 | };
| ~
7 warnings and 1 error generated.
vim +493 drivers/hwmon/sq52205.c
460
461 static int sq522xx_probe(struct i2c_client *client)
462 {
463 struct device *dev = &client->dev;
464 struct sq522xx_data *data;
465 struct device *hwmon_dev;
466 u32 val;
467 int ret, group = 0;
468 enum sq522xx_ids chip;
469
470 if (client->dev.of_node)
471 chip = (uintptr_t)of_device_get_match_data(&client->dev);
472 else
473 chip = i2c_match_id(sq522xx_id, client)->driver_data;
474
475 data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
476 if (!data)
477 return -ENOMEM;
478
479 /* set the device type */
480 data->client = client;
481 data->config = &sq522xx_config[chip];
482 mutex_init(&data->config_lock);
483
484 if (of_property_read_u32(dev->of_node, "shunt-resistor", &val) < 0)
485 val = SQ522XX_RSHUNT_DEFAULT;
486
487
488 if (val <= 0 || val > data->config->calibration_factor)
489 return -ENODEV;
490
491 data->rshunt = val;
492
> 493 sq522xx_regmap_config.max_register = data->config->registers;
494
495 data->regmap = devm_regmap_init_i2c(client, &sq522xx_regmap_config);
496 if (IS_ERR(data->regmap)) {
497 dev_err(dev, "failed to allocate register map\n");
498 return PTR_ERR(data->regmap);
499 }
500
501
502 ret = sq522xx_init(data);
503 if (ret < 0) {
504 dev_err(dev, "error configuring the device: %d\n", ret);
505 return -ENODEV;
506 }
507 if (chip == sq52205) {
508 ret = sq52205_init(data);
509 if (ret < 0) {
510 dev_err(dev, "error configuring the device cal: %d\n", ret);
511 return -ENODEV;
512 }
513 }
514
515 data->groups[group++] = &sq522xx_group;
516 if (chip == sq52205)
517 data->groups[group++] = &sq52205_group;
518
519 hwmon_dev = devm_hwmon_device_register_with_groups(dev, client->name,
520 data, data->groups);
521 if (IS_ERR(hwmon_dev))
522 return PTR_ERR(hwmon_dev);
523
524 dev_info(dev, "power monitor %s (Rshunt = %li uOhm)\n",
525 client->name, data->rshunt);
526
527 return 0;
528 }
529
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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